//创建进程,获取进行相关信息,获取启动参数
#include
#include
DWORD CreateChildProcess(LPTSTR szChildProcessCmd);
int main(int argc, PCHAR argv[]){
CreateChildProcess(TEXT("6.2子进程.exe misakanumber 99999"));
return 0;
}
//参加子进程
DWORD CreateChildProcess(LPTSTR szChildProcessCmd){
STARTUPINFO si;
PROCESS_INFORMATION pi;
ZeroMemory(&si, sizeof(si));//将启动信息结构清零
si.cb = sizeof(si);//设置结构大小
ZeroMemory(&pi, sizeof(pi));//将进程信息结构清零
//创建子进程,判断是否成功
if (!CreateProcess(
NULL,//使用命令行
szChildProcessCmd,//命令行
NULL,//不继承进程句柄
NULL,//不继承线程句柄
FALSE,//不继承句柄
0,//没有创建标志
NULL,//使用父进程环境变量
NULL,//使用父进程目录作为当前目录
&si,//启动信息结构
&pi//进程信息结构
)){
printf("创建进程失败: %d\n", GetLastError());
return 1;
}
//创建成功后,父进程也可以直接退出,这里等待子进程执行结束
//hProcess为子进程句柄
WaitForSingleObject(pi.hProcess, INFINITE);
//关闭进程句柄和现成句柄
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
return 0;
}
源码
#include
#include
#define MyAlloc(size) HeapAlloc(GetProcessHeap(),0,size)
#define MyFree(lpMem) HeapFree(GetProcessHeap(),0,lpMem)
typedef struct _PROCESS_INFO{
DWORD dwPid;
HANDLE hProcess;
DWORD dwPrioClass;
DWORD dwHandleCount;
DWORD dwAffinityMask;
SIZE_T dwWorkingSetSizeMax;
SIZE_T dwWorkingSetSizeMin;
LPWSTR szwCommandLine;
STARTUPINFO sti;
}PROCESS_INFO,*LPPROCESS_INFO;
//全局变量
HANDLE hMySelf;
DWORD GetProcessInfo(LPPROCESS_INFO lppi);
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow);
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLine, int nCmdShow){
PROCESS_INFO pi;
INT argc;
WCHAR **argv;
INT i;
DWORD dwBufferSize = lstrlen(lpCmdLine) + MAX_PATH + 1024;
LPWSTR szShowBuffer = MyAlloc(dwBufferSize);
hMySelf = hInstance;
//显示从WinMain函数参数得到的信息
wsprintf(szShowBuffer, TEXT("启动参数:\n实例句柄: %.8X, 命令行参数: %s, 显示选项: %.8X"), hInstance, lpCmdLine, nCmdShow);
MessageBox(NULL, szShowBuffer, TEXT("WinMain函数参数信息"), MB_OK);
//使用自定义函数获取相关信息
GetProcessInfo(&pi);
//将命令行参数分离
argv = CommandLineToArgvW(pi.szwCommandLine, &argc);
//字符显示
*szShowBuffer = (WCHAR)NULL;
for (i = 0; i< argc; i++){
DWORD dwBufferSize = lstrlenW(*argv) + 1;
LPSTR szMBAargv = MyAlloc(dwBufferSize);
WideCharToMultiByte(CP_ACP, 0,*argv, -1, szMBAargv, dwBufferSize, NULL, NULL);
argv++;
lstrcat(szShowBuffer, TEXT("\n"));
lstrcat(szShowBuffer, szMBAargv);
MyFree(szMBAargv);
}
MessageBoxW(NULL, szShowBuffer, TEXT("参数"), MB_OK);
MyFree(szShowBuffer);
//打印其他信息 TODO
return 0;
}
//获取进程相关信息,保存到PROCESS_INFO结构中
DWORD GetProcessInfo(LPPROCESS_INFO lppi){
lppi->dwPid = (DWORD)GetCurrentProcessId;//PID
lppi->hProcess = GetCurrentProcess();//句柄
lppi->dwPrioClass = GetPriorityClass(hMySelf);//优先级
//句柄计数,xp sdk新增的API...无语,现在都win7了
//lppi->dwHandleCount = GetProcessHandleCount(lppi->hProcess, &lppi->dwHandleCount);
//AffinityMask
GetProcessAffinityMask(hMySelf, &lppi->dwAffinityMask, NULL);
//WorkingSetSize
GetProcessWorkingSetSize(hMySelf, &lppi->dwWorkingSetSizeMin, &lppi->dwWorkingSetSizeMax);
lppi->szwCommandLine = GetCommandLineW();
//启动信息
GetStartupInfo(&lppi->sti);
return 0;
}
